Add CTS test to ensure bugreports don't generate SELinux denials.

This test takes a bugreport on the device and ensures that it does not
generate any dumpstate-related denials.

Bug: 73256908
Test: Run on Pixels: cts-tradefed run cts -m CtsSecurityHostTestCases
Test: Delete required SELinux rule, run test, and ensure it fails.
Change-Id: Ie4956869b912e01fb81d83ecf438671d355bf498
(cherry picked from commit 90625dfcdcf715068677836cff4ad17c11d6d8d4)
1 file changed